TY  - BOOK
AU  - Tokheim,Roger L.
TI  - Digital electronics
SN  - 0070650357
U1  - 621.3815 
PY  - 1989///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing Company Limited
KW  - Digital electronics
KW  - Binary logic gates
KW  - Counters
ER  -